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    3. HackerOne

    HackerOne

    To empower the world to build a safer internet by strengthening cybersecurity through the power of AI and human insight.

    Visit Website

    At a Glance

    1Tool Listed
    6Products
    14Tool Views
    5Capabilities
    Discussions
    San Francisco, CaliforniaHeadquarters
    2012Est.
    450Employees
    $159.4MRaised
    Focus Areas
    Code Security
    Code Review
    Application Security
    Connect
    Latest News
    HackerOne Research Reveals AI Security GapJan 26, 2026
    HackerOne Debuts Agentic Testing to Expose AI Injection FlawsMar 19, 2026
    Markets
    • Enterprise Technology
    • Financial Services
    • Government
    • E-commerce
    • +1 more

    AI Tools by HackerOne

    (1)
    View HackerOne Code
    HackerOne Code tool icon

    HackerOne Code

    AI and Expert Code Security Review

    Code SecurityCode ReviewApp Security

    Discussions

    No discussions yet

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    Latest News

    01/26/2026

    HackerOne Research Reveals AI Security Gap

    HackerOne Press Release
    03/19/2026

    HackerOne Debuts Agentic Testing to Expose AI Injection Flaws

    HackerOne News
    03/02/2026

    Executive Order Requires Contractors to Enable VDP

    HackerOne Press Release
    12/09/2025

    HackerOne Expands Executive Team with GTM Leaders

    HackerOne News

    Products & Services

    6
    Bug Bounty
    2012

    Crowdsourced vulnerability discovery platform where researchers are rewarded for finding security flaws.

    Pentest as a Service (PTaaS)

    On-demand penetration testing services leveraging the hacker community.

    Vulnerability Disclosure Program (VDP)

    A coordinated platform for receiving and managing vulnerability reports from the public.

    AI Red Teaming
    2024

    Security testing specifically designed for AI models and applications.

    Market Position

    Leader in crowdsourced security, competing with Bugcrowd, Synack, and traditional pentesting firms.

    Leadership

    Founders

    MP

    Michiel Prins

    Dutch security researcher; previously co-founded Online 24.

    JA

    Jobert Abma

    Dutch security researcher and Distinguished Engineer; previously co-founded Online 24.

    AR

    Alex Rice

    Previously Head of Product Security at Facebook; security roles at Websense.

    MT

    Merijn Terheggen

    Dutch entrepreneur; co-founded Factlink and Online 24.

    Executive Team

    KS

    Kara Sprague

    CEO

    Previously EVP at F5; McKinsey & Company.

    AR

    Alex Rice

    Co-founder, CTO & CISO

    Previously Head of Product Security at Facebook.

    Board of Directors

    BG
    Bill Gurley
    Board Member (Benchmark)
    HK
    Hilarie Koplow-McAdams
    Board Member (NEA)
    PV
    Phil Venables
    Board Member (Google Cloud CISO)

    Founding Story

    Dutch hackers Michiel Prins and Jobert Abma, who had been hacking since age 13, attempted to find vulnerabilities in 100 prominent tech companies in 2011. This experiment, and their subsequent meeting with Dutch entrepreneur Merijn Terheggen and Facebook's Alex Rice, led to the founding of HackerOne in 2012 to connect hackers with companies.

    Business Model

    Revenue
    Estimated ARR ~$50M (reported in 2024-2025 contexts).

    Revenue Model

    Subscription-based access to the platform (ARR) plus a percentage/fee for bug bounty payouts and management.

    Pricing Tiers

    Community
    Free

    For eligible open-source projects; includes basic vulnerability coordination.

    Professional
    Varies

    Standard tier for growing companies to manage VDP and bug bounties.

    Enterprise
    Varies

    Comprehensive tier with advanced security features, PTaaS, and full bounty management.

    Private; rumored IPO interest in previous years but currently focused on AI security growth.

    Target Markets

    Industries & Segments
    • Enterprise Technology
    • Financial Services
    • Government
    • E-commerce
    • Healthcare
    Use Cases
    • Vulnerability Disclosure
    • Compliance (SOC2/ISO)
    • AI Model Validation
    • Third-party Risk Management
    Notable Customers
    • U.S. Department of Defense
    • Salesforce
    • Google
    • Facebook

    Quick Facts

    Headquarters
    San Francisco, California, USA
    Founded
    2012
    Entity Type
    Inc.
    Employees
    450
    Total Funding
    $159.4M
    Investors
    Benchmark, NEA
    Office Locations
    London
    Groningen
    Germany
    France

    Funding History

    Series A$9M
    May 2014
    Benchmark
    Series B$25M
    Jun 2015
    Benchmark
    NEA
    Series C$40M
    Feb 2017
    NEA
    Benchmark

    History & Milestones

    2026

    Launched Agentic Testing for AI flaws.

    2024

    Kara Sprague appointed as CEO, succeeding Marten Mickos.

    2022

    Raised $49M Series E led by GP Bullhound.

    2019

    Raised $36.4M Series D; total funding reached $110M.

    2017

    Raised $40M Series C.

    Key Capabilities

    5
    Continuous Security Testing
    Bug Bounty Platform
    Vulnerability Coordination
    Researcher Triage
    AI Red Teaming

    Integrations & Partnerships

    Platform Integrations

    • Jira
    • GitHub
    • ServiceNow
    • Slack
    • PagerDuty
    • Splunk
    • MS Teams

    Key Partnerships

    AWS Marketplace
    Jira
    GitHub

    Connect

    Website
    hackerone.com
    X / Twitter
    Hacker0x01
    LinkedIn
    hackerone

    AI Topics

    3

    HackerOne focuses on these topics:

    Code Security(1)
    Code Review(1)
    Application Security(1)
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